Roman Sergeev Email and Phone Number

Responsible for ci/cd process on 5 teams.Microservice architecture, self-hosted Kubernetes + Helm + GitlabAt the end of 2022 was dev-cluster migration 1.20 (VMware Tanzu Kubernetes Grid Integrated) to 1.26 (OSS). Prod prepared to deploy in 3 dedicated clusters instead geo-cluster.Acted in blockchain project as technical acceptance point

Responsible for ci/cd process on 3 projects and managing DevOps teamEach of project contain 2 parts - modern(aws+eks+ecr+rds) and legacy (kvm+php5.6+percona5). Modern was managed by terraform, legacy - ansible. At the end of 2021 was prod migration from Iceland Datacentre to London DatacentreActed as a technical acceptance point for the DevOps team on a projectsCreated concepts and designs for CI/CD pipelines (dev & prod), collaboration with Dev and QA teams, scheduled… Show more Responsible for ci/cd process on 3 projects and managing DevOps teamEach of project contain 2 parts - modern(aws+eks+ecr+rds) and legacy (kvm+php5.6+percona5). Modern was managed by terraform, legacy - ansible. At the end of 2021 was prod migration from Iceland Datacentre to London DatacentreActed as a technical acceptance point for the DevOps team on a projectsCreated concepts and designs for CI/CD pipelines (dev & prod), collaboration with Dev and QA teams, scheduled on-call supportEnsured operational readiness in production for new features, i.e of provisioning of new infrastructure components, monitoring processes etcUpskilled DevOps team to self-resolve common issuesStrong knowledge of best DevOps practices and methodologiesBuilded and deployed complex systems to the AWS cloud with large-scale, real-time applications from scratch Show less

Responsible for ci/cd process on different projects with different technology stacks1. Mercer (life insurance) NodeJs + Docker Swarm + Jenkins2. Mercer DAT (data analysis) NodeJs + Docker Swarm + Jenkins3. Mercer Portal (insurance portal) .Net + Jenkins + Octopus + CC.Net4. Covea (insurance) microservices + NodeJs + Jenkins + GitLab + Kubernetes + Rancher + AWS5. VFQ (learning portal) NodeJs + Docker Swarm + AWS + Jenkins + ansible6. VFQ new generation (learning… Show more Responsible for ci/cd process on different projects with different technology stacks1. Mercer (life insurance) NodeJs + Docker Swarm + Jenkins2. Mercer DAT (data analysis) NodeJs + Docker Swarm + Jenkins3. Mercer Portal (insurance portal) .Net + Jenkins + Octopus + CC.Net4. Covea (insurance) microservices + NodeJs + Jenkins + GitLab + Kubernetes + Rancher + AWS5. VFQ (learning portal) NodeJs + Docker Swarm + AWS + Jenkins + ansible6. VFQ new generation (learning portal) NodeJs + Docker Swarm + GitLab7. QTS (Datacentre’s self-service portal) Java + Docker + AWS + Jenkins + ansible Show less

Responsible for ci/cd process on otn project (open trading network concept that allow to run own crypto exchange node)Microservice architecture, AWS + self-hosted Kubernetes + LXC + KVM instancesGitlab+Ansible

Responsible for all equipment and network.Ensuring the operability of terrestrial equipment of satellite communication channel, ground station Glonass, transfer of scientific and service data, synchronization of all complexesMigration of all station network services to CentOS Linux and launching new global services (Sharing, web services, wiki, proxy, monitoring of equipment and phone-channel metrics)Modernization of Station Network (LAN & Wireless )Developing firmware for… Show more Responsible for all equipment and network.Ensuring the operability of terrestrial equipment of satellite communication channel, ground station Glonass, transfer of scientific and service data, synchronization of all complexesMigration of all station network services to CentOS Linux and launching new global services (Sharing, web services, wiki, proxy, monitoring of equipment and phone-channel metrics)Modernization of Station Network (LAN & Wireless )Developing firmware for (TPLink TL-WR840N v2) Show less

Responsible for ci/cd process on RusHydro projectDeploying infrastructure environments in a customer network (ALT Linux + WSO2)Setting up, launching tests service clusters (Postgres 9 cluster with balancing, WSO2 application cluster with haproxy balancing, Apache Cassandra)Project support - GitLab, Jenkins CI, Sonar, Nexus, build serversWriting technical documentation

Responsible for company ci/cd process, equipment, network, internal user support (~300), manage IT team (~ 5 members).Several Datacentre migrations, few Domain migrations, own server-room for development infrastructure

Preparation and performing "Operation Systems" and "Linux" training courses

Responsible for equipment, network, internal user support (~500).Installation and maintaining web, mail (exim + cyrrus), xen virtualisation servers, file servers, ticket system for user support, backup system.

Responsible for equipment, network, internal user support (~1500), manage IT team (~ 5 members).Installation and maintaining web, dns, mail, app servers, file servers, backup, monitoring (Linux, OpenBSD, MS Windows 2003, Citrix Presentation Server, CheckPoint Firewall NG ).Participated in the "Central Telegraph Portal" project as installation engineer (RHEL, IBM DB2, IBM Websphere Portal).

Responsible for equipment, network, internal user support (~1500).Installation and maintaining servers based on MS Windows NT\2000, Sun Solaris 8\9, CheckPoint Firewall-1 (4.1\NG FP3\ R55 ). Implementation of the IT infrastructure, user support.